The use of well water in the preparation of well water contains calcium, magnesium and other minerals, and they are prone to chemical reactions with liquid chemicals to form sediments, thereby reducing the efficacy.
Sewage Disposal Wastewater contains many impurities, which can clog the spray head and can also destroy the stability of the liquid.
Windy weather and high temperature application of wind blowing pesticides will make pesticides drift; rain, pesticides, rain washed by the liquid to reduce the efficacy; the application of pesticides at high temperatures, prone to phytotoxicity and poisoning.
Abuse of pesticides should be based on the type of crops, control objects and the performance of different pesticides and use appropriate pesticides, to achieve the right medicine, but also avoid blindly increase the amount of application, resulting in increased resistance to pests to reduce the control effect, but also prone to phytotoxicity.
Spraying crops and fruit trees during flowering are applied during flowering and are prone to phytotoxicity.
Pre-harvest application of pesticides will cause residues in crops. If pre-harvest application, residue will cause food poisoning.
One-drug combination of pesticides that have been used for a long period of time in one or more dosage forms is the easiest way for pests to develop resistance and reduce control effectiveness. Therefore, drugs should be used alternately.
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